<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <style>
      * {
        margin: 0;
        padding: 0;
        border: 0;
      }

      html,
      body {
        min-height: 100%;
      }

      body {
        background-color: #00a99e;
      }

      .clock {
        position: relative;
        height: 200px;
        width: 200px;
        background: white;
        box-sizing: border-box;
        border-radius: 100%;
        border: 10px solid #67d2c8;
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        margin: auto;
      }
      .clock .top {
        position: absolute;
        width: 3px;
        height: 8px;
        background: #262626;
        left: 0;
        right: 0;
        margin: 0 auto;
      }
      .clock .right {
        position: absolute;
        width: 8px;
        height: 3px;
        background: #262626;
        top: 0;
        bottom: 0;
        right: 0;
        margin: auto 0;
      }
      .clock .bottom {
        position: absolute;
        width: 3px;
        height: 8px;
        background: #262626;
        left: 0;
        right: 0;
        bottom: 0;
        margin: 0 auto;
      }
      .clock .left {
        position: absolute;
        width: 8px;
        height: 3px;
        background: #262626;
        top: 0;
        bottom: 0;
        left: 0;
        margin: auto 0;
      }
      .clock .center {
        height: 6px;
        width: 6px;
        position: absolute;
        left: 0;
        right: 0;
        top: 0;
        bottom: 0;
        margin: auto;
        background: #262626;
        border-radius: 100%;
      }
      .clock .shadow {
        height: 200px;
        width: 200px;
        position: absolute;
        left: 60px;
        top: 60px;
        transform: rotate(135deg);
        background: linear-gradient(rgba(0, 0, 0, 0), rgba(0, 0, 0, 0.1));
      }
      .clock .second {
        width: 2px;
        height: 100%;
        position: absolute;
        left: 0;
        right: 0;
        margin: 0 auto;
        animation: time 60s steps(60) forwards;
      }
      .clock .second:before {
        position: absolute;
        content: '';
        background: #fd1111;
        height: 65px;
        width: 2px;
        top: 30px;
      }

      @keyframes time {
        to {
          transform: rotate(360deg);
        }
      }
    </style>
  </head>
  <body>
    <div class="clock">
      <div class="top"></div>
      <div class="right"></div>
      <div class="bottom"></div>
      <div class="left"></div>
      <div class="center"></div>
      <div class="second"></div>
    </div>
  </body>
</html>
